CN210835767U - Ground power supply voltage drop compensation device for mooring unmanned aerial vehicle - Google Patents
Ground power supply voltage drop compensation device for mooring unmanned aerial vehicle Download PDFInfo
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- CN210835767U CN210835767U CN201921438369.5U CN201921438369U CN210835767U CN 210835767 U CN210835767 U CN 210835767U CN 201921438369 U CN201921438369 U CN 201921438369U CN 210835767 U CN210835767 U CN 210835767U
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- power supply
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Abstract
The utility model discloses a ground power supply pressure drop compensation arrangement for mooring unmanned aerial vehicle, include: ground power, transmission cable, machine carries power, ground power includes voltage compensation module and controller, transmission cable includes signal line and cable, and ground power connects gradually with transmission cable, machine carries power, and wherein voltage compensation module is connected respectively with signal line, cable, controller and cable junction. The signal line is used for receiving the input voltage value of machine-carried power supply, and the cable is used for the high-voltage direct current transmission between ground power supply and the machine-carried power supply, voltage compensation module passes through the signal line real-time reception machine-carried power supply input voltage value in the transmission cable, through algorithm calculation, and the output voltage value of controller adjustment ground power supply to guarantee that the voltage value that machine-carried power supply received is invariable, stably keep unmanned aerial vehicle's flight work, improve system reliability.
Description
Technical Field
The utility model relates to a high-power unmanned aerial vehicle field especially relates to a ground power supply pressure drop compensation arrangement for mooring unmanned aerial vehicle.
Background
In order to promote unmanned aerial vehicle dead-time so that provide more services by a wide margin, people begin to study and use mooring unmanned aerial vehicle, external mooring airborne power module and high-voltage transmission cable on ordinary many rotor unmanned aerial vehicle promptly, connect ground power supply equipment with high-voltage transmission to airborne power end, replace original airborne battery, can hover for overlength time and accomplish the task.
Under the certain condition of airborne power supply output, the lighter the total weight of unmanned aerial vehicle is better, leaves certain surplus and deals with adverse circumstances such as strong wind. The weight of transmission cable also contains in the total weight that unmanned aerial vehicle carried, under the certain circumstances of other traffic load weight of unmanned aerial vehicle, can only lighten the total weight of aircraft through the weight that alleviates transmission cable.
Meanwhile, rated internal resistance exists in the high-voltage transmission cable, the required power is increased along with the rise of the flying height, the current passing through the high-voltage transmission cable is increased gradually, power consumption can be generated on the transmission cable due to the existence of the rated resistance, the voltage transmitted to the airborne power end is enabled to be different from the ground power supply output voltage greatly, especially under severe environments such as strong wind and the like, the voltage transmitted to the airborne power end is not enough to support the unmanned aerial vehicle to work normally, the output power is insufficient, and the airplane loses power and drops.
Therefore, the existing problems in the prior art can cause abnormal power supply of the tethered unmanned aerial vehicle and even accidents.
To sum up, lack a ground power supply pressure drop compensation arrangement for mooring unmanned aerial vehicle among the prior art, increase the signal line and be used for voltage signal transmission on original transmission cable's basis, transmit the input voltage of airborne power end to ground power, ground power adjusts output voltage in real time according to the cable pressure drop condition that receives, makes airborne power end voltage be in the constant value all the time, ensures that airborne power can normally work under adverse circumstances such as strong wind, improves system reliability.
Disclosure of Invention
The invention provides a ground power supply voltage drop compensation device for a tethered unmanned aerial vehicle, which can adjust the output voltage value of a ground power supply in real time, ensure that the voltage transmitted to an airborne power supply end is always at a constant value and improve the reliability of a system.
In order to achieve the purpose, the invention adopts the following technical scheme:
the method is characterized in that a signal wire is added on the basis of an original transmission cable to acquire the input voltage value of the airborne power supply in real time, the input voltage of an airborne power supply end is transmitted to a ground power supply, the ground power supply adjusts the output voltage in real time according to the received value, the end voltage of the airborne power supply is always at a constant value, and the airborne power supply can work normally in severe environments such as strong wind.
A ground power supply voltage drop compensation device for tethered unmanned aerial vehicles, comprising: ground power supply, transmission cable, airborne power supply.
The ground power supply comprises a voltage compensation module and a controller.
The transmission cable includes a signal line and a cable.
The ground power supply is sequentially connected with the transmission cable and the airborne power supply, the voltage compensation module is respectively connected with the signal wire and the cable, and the controller is connected with the cable to measure and calculate voltage values, transmit the voltage values and transmit the high-voltage electricity to compensate voltage drop.
And the signal wire is used for transmitting the input voltage value of the airborne power supply to the voltage compensation module of the ground power supply.
The cable is used for transmitting high-voltage direct current between the ground power supply and the airborne power supply.
Further, the signal line may be an optical fiber.
And the voltage compensation module receives an airborne power supply input voltage value transmitted by the signal wire and obtains a voltage drop value on the transmission cable through calculation with a ground power supply output voltage value.
The controller compensates the output voltage of the ground power supply in real time according to the acquired cable voltage drop value, adjusts the output voltage value of the ground power supply, ensures that the voltage value received by the airborne power supply is constant, stably keeps the flight work of the unmanned aerial vehicle, and improves the reliability of the system.
To foretell a ground power supply pressure drop compensation arrangement for mooring unmanned aerial vehicle, the utility model provides a pressure drop compensation method for mooring unmanned aerial vehicle, the method includes following step:
1. the mooring unmanned aerial vehicle takes off, and the ground power supply transmits high-voltage direct current for the airborne power supply of the mooring unmanned aerial vehicle through the transmission cable. Along with the promotion of the high demand of mooring unmanned aerial vehicle lift-off, the transmission cable that mooring unmanned aerial vehicle need carry is longer and longer, and can meet the condition of strong wind, along with the increase of transmission cable consumption, and the input voltage of transmission to the airborne power end is less than the required constant value of unmanned aerial vehicle normal work.
2. The voltage compensation module receives an input voltage value of the airborne power supply, and the parameter is obtained through real-time transmission of a signal wire in the transmission cable.
3. And the voltage compensation module obtains a voltage drop value on the transmission cable through algorithm calculation.
4. The controller compensates the output voltage of the ground power supply in real time according to the acquired voltage drop value output by the voltage compensation module, and adjusts the output voltage value of the ground power supply so as to ensure that the voltage value received by the airborne power supply is constant and the flying work of the unmanned aerial vehicle is stably kept.
The invention has the beneficial effects that:
the invention can ensure that the input voltage of the airborne power supply can always work normally, safely and stably under severe environments such as strong wind and the like through the voltage compensation module, thereby improving the reliability of the system.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic block diagram of a ground power supply voltage drop compensation device for a tethered drone;
fig. 2 is a flow chart of a ground power supply voltage drop compensation device for a tethered drone;
in fig. 1, 1-ground power supply, 2-transmission cable, 3-airborne power supply, 4-voltage compensation module, 5-controller, 6-signal line and 7-cable.
Detailed Description
In order that those skilled in the art will better understand the technical solutions of the present invention, the present invention will be further described in detail with reference to the following detailed description.
The embodiment of the invention provides a ground power supply voltage drop compensation device for a tethered unmanned aerial vehicle, which comprises the following components in percentage by weight as shown in fig. 1: a ground power supply 1, a transmission cable 2 and an airborne power supply 3.
The utility model provides a ground power supply voltage drop compensation arrangement for mooring unmanned aerial vehicle, including ground power supply 1, transmission cable 2, airborne power supply 3, ground power supply 1 includes voltage compensation module 4 and controller 5, transmission cable 2 includes signal line 6 and cable 7, ground power supply 1 and transmission cable 2, airborne power supply 3 connects gradually, wherein voltage compensation module 4 and signal line 6, cable 7 is connected respectively, controller 5 is connected with cable 7, carry out voltage value's measurement and calculation, transmission and high-voltage electricity transmission are measured and calculated and are transmitted, carry out voltage drop compensation.
The signal line 6 is used for transmitting the input voltage value of the airborne power supply 3 to the voltage compensation module 4 of the ground power supply 1.
The cable 7 is used for transmitting high-voltage direct current between the ground power supply 1 and the airborne power supply 3.
Further, the signal line 6 may be an optical fiber.
The voltage compensation module 4 receives the input voltage value of the airborne power supply 3 transmitted by the signal wire 6, and obtains the voltage drop value on the transmission cable 2 through calculation with the output voltage value of the ground power supply 1.
The controller 5 compensates the output voltage of the ground power supply 1 in real time according to the acquired cable voltage drop value, adjusts the output voltage value of the ground power supply 1, so that the voltage value received by the airborne power supply 3 is constant, the flight work of the unmanned aerial vehicle is stably kept, and the system reliability is improved.
In the ground power supply 1
In the port passing signal line 6 and the on-board power supply 3
Connected to a port, of a ground power supply 1
In the port passing signal line 6 and the on-board power supply 3
The ports are connected to obtain the input voltage value of the airborne power supply 3 before compensation.
Of ground power supply 1
Port and
the port is connected with the voltage compensation module 4, and transmits the acquired input voltage value of the compensation front airborne power supply 3 to the voltage compensation module 4. Of ground power supply 1
Port and
the port is connected with the voltage compensation module 4 to obtain the output voltage of the ground power supply 1 before compensation. The voltage drop value on the transmission cable 2 is obtained by real-time algorithm calculation.
And the controller 5 adjusts the output voltage value of the ground power supply 1 in real time according to the acquired voltage drop value of the transmission cable 2. Of controller 5 and ground power supply 1
Port and
connected to a port, of a ground power supply 1
Ported through cable 7 and onboard power supply 3
Connected to a port, of a ground power supply 1
Ported through cable 7 and onboard power supply 3
The port links to each other, and the ground power supply 1 after will compensating exports airborne power supply 3 to guarantee that airborne power supply 3 input voltage value satisfies unmanned aerial vehicle and stabilize the flight demand.
As shown in fig. 2, it is the utility model relates to a ground power supply voltage drop compensation arrangement's for mooring unmanned aerial vehicle flowchart. The method comprises the following specific steps:
1. and (5) taking off the tethered unmanned aerial vehicle.
2. The ground power supply 1 transmits 400V high-voltage direct current for the airborne power supply 3 of the tethered unmanned aerial vehicle through the transmission cable 2. Along with the promotion of the high demand of mooring unmanned aerial vehicle lift-off, mooring unmanned aerial vehicle need the transmission cable 2 that carries longer and longer, and can meet the condition of strong wind, along with the increase of 2 consumptions of transmission cable, the input voltage who transmits to 3 ends of airborne power supply falls below 350V, is less than the required constant value of unmanned aerial vehicle normal work.
3. The input voltage value of the on-board power supply 3 is transmitted to the voltage compensation module 4 through a signal wire 6 in the transmission cable 2.
4. The voltage compensation module 4 obtains a real-time voltage drop value on the transmission cable 2 through algorithm calculation.
5. The controller 5 obtains the real-time voltage drop value output by the voltage compensation module 4, compensates the output voltage of the ground power supply 1 in real time, and adjusts the output voltage value of the ground power supply 1.
6. The input voltage value of the airborne power supply 3 is constant, stable flight of the unmanned aerial vehicle is kept, and related tasks are executed.
The invention has the beneficial effects that:
the invention can ensure that the mooring unmanned aerial vehicle can work normally, safely and stably under severe environments such as strong wind and the like through the pressure drop compensation device, thereby improving the reliability of the system.
The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. The utility model provides a ground power supply pressure drop compensation arrangement for mooring unmanned aerial vehicle, a serial communication port, including ground power supply (1), transmission cable (2), airborne power supply (3), ground power supply (1) includes voltage compensation module (4) and controller (5), transmission cable (2) are including signal line (6) and cable (7), ground power supply (1) and transmission cable (2), airborne power supply (3) connect gradually, wherein voltage compensation module (4) and signal line (6), cable (7) are connected respectively, controller (5) are connected with cable (7), carry out the measurement and calculation of voltage value, transmission and high-voltage electricity transmit, carry out pressure drop compensation.
2. The ground power supply voltage drop compensation device for the tethered unmanned aerial vehicle of claim 1, wherein the voltage compensation module (4) receives the input voltage value of the onboard power supply (3) transmitted by the signal line (6) and obtains the voltage drop value on the transmission cable (2) by calculating the output voltage value of the ground power supply (1).
3. The ground power supply voltage drop compensation device for the tethered unmanned aerial vehicle of claim 1, wherein the controller (5) controls the real-time compensation of the output voltage of the ground power supply (1) according to the obtained cable voltage drop value, and adjusts the output voltage value of the ground power supply (1) to ensure that the voltage value received by the airborne power supply (3) is constant, so as to stably maintain the flying work of the unmanned aerial vehicle and improve the system reliability.
4. The ground power supply voltage drop compensation device for tethered unmanned aerial vehicle of claim 1 wherein the signal line (6) is used to transmit the onboard power supply (3) input voltage value to the voltage compensation module (4) of the ground power supply (1).
5. Ground power supply voltage drop compensation device for tethered drone according to claim 1 characterized by the fact that said cable (7) is used for the transmission of high voltage direct current between ground power supply (1) and onboard power supply (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921438369.5U CN210835767U (en) | 2019-08-29 | 2019-08-29 | Ground power supply voltage drop compensation device for mooring unmanned aerial vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921438369.5U CN210835767U (en) | 2019-08-29 | 2019-08-29 | Ground power supply voltage drop compensation device for mooring unmanned aerial vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210835767U true CN210835767U (en) | 2020-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921438369.5U Expired - Fee Related CN210835767U (en) | 2019-08-29 | 2019-08-29 | Ground power supply voltage drop compensation device for mooring unmanned aerial vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210835767U (en) |
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2019
- 2019-08-29 CN CN201921438369.5U patent/CN210835767U/en not_active Expired - Fee Related
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Granted publication date: 20200623 Termination date: 20210829 |
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